men seen here in pictures, taken from 7-eleven surveillance video. seep they're wearing hoodies, masks, all had handguns. we talked to one customer who says, mo was the first smiling face she saw every day, picking up coffee on her way to work. >> i mean once you get used to seeing that face, it's not there anymore, then, in the back of your mind you know what has happened. it's really sad. it's very sad. you know, i miss him. >> reporter: back here live, 7-eleven offering a $10,000,000 -- $10,000 reward for any one that has information. we'll hear from the daughter of the owner and hear her thoughts. >> george, thank you. frightened caltrans passengers, jumped out of the way as a train came down the tracks.